st: Re: RE: Re: RE: Re: RE: Re: -hpfilter- question

Dear Nick,
I have the key of my problem. Countries 20 - 24 -26 have a gap (just one
point) . Hence hp does not work well. The strange is that the programme did
not tell me anything.
Thanks a lot your help
Giorgio
----- Original Message -----
From: "Nick Cox" <n.j.cox@durham.ac.uk>
To: <statalist@hsphsun2.harvard.edu>
Sent: Friday, February 27, 2004 6:01 PM
Subject: st: RE: Re: RE: Re: RE: Re: -hpfilter- question
> As far as I can see, this is just a longer-winded
> way of doing what was done with my loop. The
> answers it gives should be the same, and thus no
> better. In short, this approach will not solve any
> problem with what -hpfilter- does.
>
> Instead of finding a different way of using the
> program, you may have to look inside it yourself
> to see what it is going on.
>
> Nick
> n.j.cox@durham.ac.uk
>
> Giorgio Ricchiuti
>
> > I'll try to apply the filter for each country and then add all in a
> > variable. Could it be a good, even long, solution?
> > something like
> >
> > hpfilter myvar if country==1, s(c1)
> > hpfilter myvar if country==2, s(c2)
> >
> > and then
> >
> > gen filtermyvar=H_c1
> > replace filtermyvar=H_c2 if country==2
> >
> > thanks again
> > Giorgio
> >
> > ----- Original Message -----
> > From: "Nick Cox" <n.j.cox@durham.ac.uk>
> > To: <statalist@hsphsun2.harvard.edu>
> > Sent: Friday, February 27, 2004 5:15 PM
> > Subject: st: RE: Re: RE: Re: -hpfilter- question
> >
> >
> > > Sorry, Giorgio: I can't see your data from here
> > > to experiment. Nor am I an expert on that program.
> > >
> > > But I do know that -hpfilter- is full of bizarre
> > > things. Some interest was shown a while ago
> > > in rewriting it, but I'm not sure what became of
> > > that. Possibly good intentions were not enough,
> > > and the project was swamped by other things.
>
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